ToolBoxBuzz.com tried out the Makita 18V LXT Lithium-Ion Brushless Quick-Shift Mode 3-Speed Impact Driver (LXDT06), and called it "top notch."
The Boston-area carpenter who wrote the review gave the LXDT06 high marks for the performance of the brushless motor, the 3 speed settings, the ergonomics, and more. The closed with this: "Overall we loved the Makita LXDT06 Impact Driver, check it out!"
The LXDT06 has an LED light that illuminates the work surface.
Three speed settings allow the user to match the speed and impact power to the application.